Thread Inserts

Thread inserts & calibration plates are standard for the following threads and most are in stock:
60⁰ M, MF, UNC, UNF, UNEF, UNS, 55⁰ Whitworth, G, BSP, R, Rc, BSPT,
60⁰ NPS, NPT,  30⁰ Tr, 29⁰ ACME, Stub Acme, 80⁰ Pg, Buttress (all types), API, etc.

Digital caliper with insert holders and pressure device mounted

Special FMS caliper
YTMT203

Measuring
external pitch diameter

Measuring
internal pitch diameter

Inserts 24A & 25A
for taper threads

Inserts for
Buttress threads